Computer Basic Information The memory sizes in mainframe computers and advanced technology micro computers are expressed as Bytes None of these Kilo-bytes Bits Megabytes Bytes None of these Kilo-bytes Bits Megabytes ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information In a computer system, which device is functionally opposite of a Key-board? Trackball Printer Joystick None of these Mouse Trackball Printer Joystick None of these Mouse ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The first practical commercial typewriter was invented in 1867 in the United States by Samuel Soule None of these All of these Carlos Glidden Christopher Latham Sholes Samuel Soule None of these All of these Carlos Glidden Christopher Latham Sholes ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device? None of these Wand MICR Laser scanner OCR None of these Wand MICR Laser scanner OCR ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A magnetic tape volume that is used on a data processing operation without any change to its contents is Punched paper tape Card reader None of these Master tape Magnetic disk Punched paper tape Card reader None of these Master tape Magnetic disk ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information How did the computer mouse get its name? Because it squeaks when moved It has ears. Its cable looks like a tail. Teeth outside mouth. Because it squeaks when moved It has ears. Its cable looks like a tail. Teeth outside mouth. ANSWER DOWNLOAD EXAMIANS APP
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